__all__ = []

# Load the base class definitions and make an alias

import base
Geometry2d = base.Geometry2d

import collections

import point
Point = point.Point

import circle
Circle = circle.Circle

import rectangle
Rectangle = rectangle.Rectangle

import line
Line = line.Line

import polyline
Polyline = polyline.Polyline

import polygon
Polygon = polygon.Polygon

import quadrangle
Quadrangle = quadrangle.Quadrangle
